公开(公告)号：US20230387724A1

公开(公告)日：2023-11-30

申请号：US18320645

申请日：2023-05-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Youso CHEON ,  Donghyuk CHOI ,  Sanghee KANG ,  Woojin HAN

IPC: H02J50/12 ,  H02J50/80 ,  H02J50/20 ,  H02J7/00 ,  H02J7/34

CPC classification number: H02J50/12 ,  H02J50/80 ,  H02J50/20 ,  H02J7/00716 ,  H02J7/342 ,  H02J50/90

Abstract: A method for wirelessly charging an electronic device includes entering, by a first electronic device a wireless charging mode upon determining that a second electronic device is accessing the first electronic device; the first electronic device setting a power transmission duty ratio of the first electronic device at a first level; the first electronic device wirelessly supplying power to the second electronic device at the power transmission duty ratio; the first electronic device monitoring a current value of the first electric device used to provide the power to the second electronic device; and the first electronic device controlling the power transmission duty ratio according to the monitored current value.